1. to become firm or set like jelly; to solidify
2. to take shape or come together successfully; to work out well
Usage: informal

Examples

• The gelatin jells as it cools in the refrigerator.
• Add the powder slowly until the mixture jells properly.
• Their friendship really jells when they discover shared interests.
• The team’s strategy finally jells after weeks of practice.
• The sauce jells into a thick consistency when heated.
• Everything jells perfectly for their wedding plans.